<template>
    <div class="app-container" v-loading.fullscreen.lock="fullloading">
        <el-form :model="queryParams" ref="queryForm" size="small" :inline="true" v-show="showSearch"
            label-width="100px">
            <el-form-item label="班级" prop="deptId">
                <el-cascader v-model="class_cas" ref="cas" style="width: 500px;" :options="cascaderData"
                    :props="{ checkStrictly: false }" @change="handleChange" clearable filterable></el-cascader>
            </el-form-item>
            <el-form-item label="学年" prop="stuYearId">
                <el-select v-model="queryParams.stuYearId" placeholder="请选择学年" clearable
                    @keyup.enter.native="handleQuery">
                    <el-option v-for="(v, i) in stu_years" :key="i" :label="v.stuYearName" :value="v.id">
                    </el-option>
                </el-select>
            </el-form-item>
            <el-form-item label="学号" prop="stuNo">
                <el-input v-model="queryParams.stuNo" placeholder="请输入学号"></el-input>
            </el-form-item>
            <el-form-item label="姓名" prop="name">
                <el-input v-model="queryParams.name" placeholder="请输入姓名"></el-input>
            </el-form-item>
            <el-form-item>
                <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
                <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
            </el-form-item>
        </el-form>

        <el-row :gutter="10" class="mb8">
            <!-- <el-col :span="1.5">
                <el-button type="primary" plain icon="el-icon-plus" size="mini" @click="handleAdd"
                    v-hasPermi="['system:ceScore:add']">新增</el-button>
            </el-col>
            <el-col :span="1.5">
                <el-button type="success" plain icon="el-icon-edit" size="mini" :disabled="single" @click="handleUpdate"
                    v-hasPermi="['system:ceScore:edit']">修改</el-button>
            </el-col> -->
            <el-col :span="1.5">
                <el-button type="danger" plain icon="el-icon-delete" size="mini" :disabled="multiple"
                    @click="handleDelete" v-hasPermi="['system:ceScore:remove']">删除</el-button>
            </el-col>
            <el-col :span="1.5">
                <el-button type="warning" plain icon="el-icon-download" size="mini" @click="handleExport"
                    v-hasPermi="['system:ceScore:export']">导出</el-button>
            </el-col>
            <el-col :span="1.5">
                <el-button v-if="isFdy" type="warning" plain icon="el-icon-download" size="mini"
                    @click="importVClick">导入学生成绩</el-button>
            </el-col>
            <span style="color: lightgray;">(数据更新有延迟)</span>
            <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
        </el-row>

        <el-table v-loading="loading" :data="ceScoreList" @selection-change="handleSelectionChange">
            <el-table-column type="selection" width="55" align="center" />
            <el-table-column label="学号" align="center" prop="stuNo" />
            <el-table-column label="学生姓名" align="center" prop="name" />
            <el-table-column label="学年" align="center" prop="stuYearName" />
            <el-table-column label="综合评价分数" align="center" prop="ceScore" />
            <!-- <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
                <template slot-scope="scope">
                    <el-button size="mini" type="text" icon="el-icon-edit" @click="handleUpdate(scope.row)"
                        v-hasPermi="['system:ceScore:edit']">修改</el-button>
                    <el-button size="mini" type="text" icon="el-icon-delete" @click="handleDelete(scope.row)"
                        v-hasPermi="['system:ceScore:remove']">删除</el-button>
                </template>
</el-table-column> -->
        </el-table>

        <pagination v-show="total > 0" :total="total" :page.sync="queryParams.pageNum"
            :limit.sync="queryParams.pageSize" @pagination="getList" />

        <!-- 添加或修改综合评价对话框 -->
        <el-dialog :title="title" :visible.sync="open" width="500px" append-to-body>
            <el-form ref="form" :model="form" :rules="rules" label-width="80px">
                <el-form-item label="学生id" prop="stuId">
                    <el-input v-model="form.stuId" placeholder="请输入学生id" />
                </el-form-item>
                <el-form-item label="学年id" prop="stuYearId">
                    <el-input v-model="form.stuYearId" placeholder="请输入学年id" />
                </el-form-item>
                <el-form-item label="综合评价分数" prop="ceScore">
                    <el-input v-model="form.ceScore" placeholder="请输入综合评价分数" />
                </el-form-item>
                <el-form-item label="删除标志" prop="delFlag">
                    <el-input v-model="form.delFlag" placeholder="请输入删除标志" />
                </el-form-item>
            </el-form>
            <div slot="footer" class="dialog-footer">
                <el-button type="primary" @click="submitForm">确 定</el-button>
                <el-button @click="cancel">取 消</el-button>
            </div>
        </el-dialog>

        <!-- 导入学生成绩 -->
        <el-dialog title="导入" :visible.sync="importV" :before-close="handleClose" width:60 center
            style="text-align: center;">
            <el-row type="flex" class="row-bg" justify="space-around">
                <el-upload center class="upload-demo" drag :auto-upload="false" :limit="1" :on-exceed="handleExceed"
                    action="" :file-list="fileList" :on-change="fileChoose">
                    <i class="el-icon-upload"></i>
                    <div class="el-upload__text">将文件拖到此处，或<em>点击选择</em></div>
                    <div class="el-upload__tip" slot="tip">只能上传xlsx/xls文件 <el-link @click="downloadMode" type="primary"
                            size="mini">下载模板</el-link>
                    </div>
                </el-upload>
            </el-row>
            <el-form>
                <el-form-item label="学年">
                    <el-select v-model="stu_year_import" placeholder="请选择学年">
                        <el-option v-for="(v, i) in listEnableYear" :key="i" :label="v.stuYearName" :value="v.id">
                        </el-option>
                    </el-select>
                </el-form-item>
            </el-form>
            <el-table border :data="tableData.slice((currentPage - 1) * pagesize, currentPage * pagesize)"
                :stripe="true" :current-page.sync="currentPage" max-height="550" style="width: 100%">
                <el-table-column prop="stuNo" label="学号" width="180">
                </el-table-column>
                <el-table-column prop="ce_score" label="综合评价成绩">
                </el-table-column>
            </el-table>
            <div class="pagination">
                <el-pagination @size-change="handleSizeChange" @current-change="handleCurrentChange"
                    :page-sizes="[10, 15, 20]" :page-size="pagesize" layout="total, sizes, prev, pager, next, jumper"
                    :total="total">
                </el-pagination>
            </div>


            <span slot="footer" class="dialog-footer">
                <el-button type="primary" @click="doImport()">导 入</el-button>
            </span>

        </el-dialog>



    </div>
</template>

<script>
import { getCeScore, delCeScore, addCeScore, updateCeScore, listLeftJoin, importExcel } from "@/api/stuCQS/info-fill/ceScore";
import * as XLSX from 'xlsx';
import { workbook2blob, openDownloadDialog } from "@/api/helpFunc";
import { treeStudent } from "@/api/stuCQS/basedata/student";
import { isEmpty } from "@/api/helpFunc";
import { listAllYear as listYear } from "@/api/stuCQS/basedata/year";
import store from "@/store";
import { listEnableYear } from "@/api/stuCQS/basedata/year";


export default {
    name: "CeScore",
    data() {
        return {
            isFdy: false,
            fullloading: false,

            class_cas: [],

            stu_year_import: null,
            fileList: [],
            tableData: [],
            currentPage: 1,
            pagesize: 10,
            total: 0,

            //学年下拉框的内容
            stu_years: [],
            //导入学生成绩的弹窗控制
            importV: false,


            // 遮罩层
            loading: false,
            // 选中数组
            ids: [],
            // 非单个禁用
            single: true,
            // 非多个禁用
            multiple: true,
            // 显示搜索条件
            showSearch: true,
            // 总条数
            total: 0,
            // 综合评价表格数据
            ceScoreList: [],
            // 弹出层标题
            title: "",
            // 是否显示弹出层
            open: false,
            // 查询参数
            queryParams: {
                pageNum: 1,
                pageSize: 10,
                stuId: null,
                stuYearId: null,
                ceScore: null,
            },
            // 表单参数
            form: {},
            // 表单校验
            rules: {
            },
            cascaderData: null,

            selectYearList: []
        };
    },
    created() {
        //this.getList();
        this.listEnableYear();
        this.listAllStuYear();
        this.getCascaderData();

        let temp = store.getters.roles;
        temp.map(x => {
            if (x == "testteacher") {
                this.isFdy = true;
            }
        });

    },
    methods: {
        async listEnableYear() {
            let res = await listEnableYear();
            if (res.code == 200) {
                this.selectYearList = [...res.rows];
            }
        },
        // 级联选择数据
        async getCascaderData() {
            const res = await treeStudent()
            this.cascaderData = res.data
            this.cascaderData.forEach(dept => {
                dept.children.forEach(major => {
                    major.children.forEach(c => {
                        delete c.children
                    })
                })
            });
        },
        // 级联选择的项
        handleChange(value) {
            this.queryParams = {
                ...this.queryParams,
                classId: value[2],
            }
        },

        // 下载申请信息模板
        downloadMode() {
            // 第一个sheet工作簿，如果需要创建多个，对应let多个sheetXdata即可
            let sheet1data = [
                {
                    stuNo: "20210001",
                    ce_score: 96,
                    "操作提示": "第一条为样板数据，stuNo表示学号，ce_score表示学生的综合评价成绩"
                },
            ];
            // let sheet2data = []; // 第二个sheet工作簿
            // 转换sheet格式
            var sheet1 = XLSX.utils.json_to_sheet(sheet1data);
            // 创建一个新的空的workbook      
            var wb = XLSX.utils.book_new();
            // 为每一个工作簿设置名称并添加到workbook（excel表）中
            XLSX.utils.book_append_sheet(wb, sheet1, "综合评价导入模板");
            const workbookBlob = workbook2blob(wb);  // 辅助函数workbook2blob
            // 下载文档并添加文件名称
            openDownloadDialog(workbookBlob, "综合评价导入模板.xlsx");  // 辅助函数openDownloadDialog
        },

        //导入学生成绩
        async doImport() {
            if (this.stu_year_import == null) {
                this.$message.info("请选择学年");
                return;
            }
            let sdata = [];
            let temp = [...this.tableData];
            temp.map(v => {
                if (!isEmpty(v.stuNo)) {
                    let temp1 = {
                        ceScore: v.ce_score,
                        stuNo: v.stuNo,
                        stuYearId: this.stu_year_import
                    };
                    sdata.push(temp1);
                }
            });

            let jsonStr = JSON.stringify(sdata);
            this.fullloading = true;
            let res = await importExcel(jsonStr);
            this.fullloading = false;
            if (res.code == 200) {
                this.$message.success(res.msg + " 请等待数据同步");
            } else {
                this.$message.error(res.msg);
            }
            this.getList();

            this.importV = false;
            this.fileList = [];
        },
        handleSizeChange(val) {
            this.pagesize = val;
        },
        handleCurrentChange(val) {
            this.currentPage = val;
        },
        async fileChoose(file, fileList) {
            this.fullscreenLoading = true;
            let data = await this.handleData(file);
            this.tableData = data;
            this.total = data.length;
        },
        handleData(file) {
            let reader = new FileReader();
            reader.readAsArrayBuffer(file.raw);
            return new Promise((resolve, reject) => {
                reader.onload = (e) => {
                    let data = e.target.result;
                    let workbook = XLSX.read(data, { //手动转化
                        type: 'binary'
                    });
                    //获取json格式的Excel数据
                    let jsonData = XLSX.utils.sheet_to_json(workbook.Sheets[workbook
                        .SheetNames[0]], {
                        defval: 'null' //单元格为空时的默认值
                    });
                    resolve(jsonData);
                };
            })
        },
        handleExceed(files, fileList) {
            this.$message.warning(
                `当前限制选择 1 个文件，本次选择了 ${files.length} 个文件，共选择了 ${files.length + fileList.length} 个文件`
            );
        },
        handleClose(done) {
            this.$confirm('确认关闭？').then(_ => {
                this.excelData = [];
                this.fileList = [];
                done();
            }).catch(_ => { });
        },

        //点击导入弹窗按钮
        importVClick() {
            this.importV = true;
        },
        //列出所有学年
        async listAllStuYear() {
            let res = await listYear();
            this.stu_years = [...res.data];
        },


        /** 查询综合评价列表 */
        getList() {
            this.loading = true;
            listLeftJoin(this.queryParams).then(response => {
                console.log(response)
                this.ceScoreList = response.rows;
                this.total = response.total;
                this.loading = false;
            });
        },
        // 取消按钮
        cancel() {
            this.open = false;
            this.reset();
        },
        // 表单重置
        reset() {
            this.form = {
                id: null,
                stuId: null,
                stuYearId: null,
                ceScore: null,
                delFlag: null,
                createBy: null,
                createTime: null,
                updateBy: null,
                updateTime: null
            };
            this.resetForm("form");
        },
        /** 搜索按钮操作 */
        handleQuery() {
            this.queryParams.pageNum = 1;
            this.getList();
        },
        /** 重置按钮操作 */
        resetQuery() {
            let cas = this.$refs.cas;
            cas.inputValue = "";
            this.class_cas = [];
            this.queryParams.classId = null;
            this.resetForm("queryForm");
            this.handleQuery();
        },
        // 多选框选中数据
        handleSelectionChange(selection) {
            this.ids = selection.map(item => item.id)
            this.single = selection.length !== 1
            this.multiple = !selection.length
        },
        /** 新增按钮操作 */
        handleAdd() {
            this.reset();
            this.open = true;
            this.title = "添加综合评价";
        },
        /** 修改按钮操作 */
        handleUpdate(row) {
            this.reset();
            const id = row.id || this.ids
            getCeScore(id).then(response => {
                this.form = response.data;
                this.open = true;
                this.title = "修改综合评价";
            });
        },
        /** 提交按钮 */
        submitForm() {
            this.$refs["form"].validate(valid => {
                if (valid) {
                    if (this.form.id != null) {
                        updateCeScore(this.form).then(response => {
                            this.$modal.msgSuccess("修改成功");
                            this.open = false;
                            this.getList();
                        });
                    } else {
                        addCeScore(this.form).then(response => {
                            this.$modal.msgSuccess("新增成功");
                            this.open = false;
                            this.getList();
                        });
                    }
                }
            });
        },
        /** 删除按钮操作 */
        handleDelete(row) {
            const ids = row.id || this.ids;
            this.$modal.confirm('是否确认删除综合评价编号为"' + ids + '"的数据项？').then(function () {
                return delCeScore(ids);
            }).then(() => {
                this.getList();
                this.$modal.msgSuccess("删除成功");
            }).catch(() => { });
        },
        /** 导出按钮操作 */
        handleExport() {
            this.download('system/ceScore/export', {
                ...this.queryParams
            }, `ceScore_${new Date().getTime()}.xlsx`)
        }
    }
};
</script>